| 1. | 30 - 1 = |
32
|
23
|
36
|
29
|
| 2. | 26 - 5 = |
21
|
42
|
22
|
26
|
| 3. | 12 - 2 = |
8
|
3
|
7
|
10
|
| 4. | 21 - 4 = |
17
|
14
|
15
|
12
|
| 5. | 11 - 2 = |
4
|
6
|
9
|
8
|
| 6. | 12 - 1 = |
11
|
20
|
17
|
13
|
| 7. | 16 - 15 = |
4
|
10
|
7
|
1
|
| 8. | 30 - 17 = |
16
|
14
|
20
|
13
|
| 9. | 25 - 24 = |
1
|
7
|
3
|
9
|
| 10. | 13 - 2 = |
14
|
11
|
12
|
17
|
| 11. | 24 - 7 = |
10
|
14
|
13
|
17
|
| 12. | 25 - 25 = |
0
|
10
|
6
|
5
|
| 1. | 30 - 1 = |
32
|
23
|
36
|
29
|
| 2. | 26 - 5 = |
21
|
42
|
22
|
26
|
| 3. | 12 - 2 = |
8
|
3
|
7
|
10
|
| 4. | 21 - 4 = |
17
|
14
|
15
|
12
|
| 5. | 11 - 2 = |
4
|
6
|
9
|
8
|
| 6. | 12 - 1 = |
11
|
20
|
17
|
13
|
| 7. | 16 - 15 = |
4
|
10
|
7
|
1
|
| 8. | 30 - 17 = |
16
|
14
|
20
|
13
|
| 9. | 25 - 24 = |
1
|
7
|
3
|
9
|
| 10. | 13 - 2 = |
14
|
11
|
12
|
17
|
| 11. | 24 - 7 = |
10
|
14
|
13
|
17
|
| 12. | 25 - 25 = |
0
|
10
|
6
|
5
|